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Finding the Fourth Proportional to 100,363.47, 150,545.45 and 33,850.32

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Solution

The fourth proportional to 100,363.47, 150,545.45 and 33,850.32 is: 50,775.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,363.47 : 150,545.45 = 33,850.32 : x
  2. Step 2: Convert to fraction form
    100,363.47/150,545.45 = 33,850.32/x
  3. Step 3: Cross multiply
    100,363.47x = 150,545.45 × 33,850.32
  4. Step 4: Simplify right side
    100,363.47x = 5,096,011,177.12
  5. Step 5: Solve for x
    x = 5,096,011,177.12/100,363.47
  6. Step 6: Final answer
    x = 50,775.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.